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synced 2025-03-15 13:07:40 +03:00
ecs1030: added new current sensor (works on atmega328 but on Galileo not accurate, need calibration and circuit)
Signed-off-by: Kiveisha Yevgeniy <yevgeniy.kiveisha@intel.com>
This commit is contained in:
parent
59a66b41bb
commit
5c4de1b926
@ -28,6 +28,7 @@ add_executable (nrf8001-broadcast-example nrf8001_broadcast.cxx)
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add_executable (nrf8001-helloworld-example nrf8001_helloworld.cxx)
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add_executable (lpd8806-example lpd8806-example.cxx)
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add_executable (mlx90614-example mlx90614-example.cxx)
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add_executable (ecs1030-example ecs1030-example.cxx)
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include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
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include_directories (${PROJECT_SOURCE_DIR}/src/grove)
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@ -53,6 +54,7 @@ include_directories (${PROJECT_SOURCE_DIR}/src/max5487)
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include_directories (${PROJECT_SOURCE_DIR}/src/nrf8001)
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include_directories (${PROJECT_SOURCE_DIR}/src/lpd8806)
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include_directories (${PROJECT_SOURCE_DIR}/src/mlx90614)
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include_directories (${PROJECT_SOURCE_DIR}/src/ecs1030)
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target_link_libraries (compass hmc5883l ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (groveled grove ${CMAKE_THREAD_LIBS_INIT})
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@ -84,3 +86,4 @@ target_link_libraries (nrf8001-broadcast-example nrf8001 ${CMAKE_THREAD_LIBS_INI
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target_link_libraries (nrf8001-helloworld-example nrf8001 ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (lpd8806-example lpd8806 ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (mlx90614-example mlx90614 ${CMAKE_THREAD_LIBS_INIT})
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target_link_libraries (ecs1030-example ecs1030 ${CMAKE_THREAD_LIBS_INIT})
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61
examples/ecs1030-example.cxx
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61
examples/ecs1030-example.cxx
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@ -0,0 +1,61 @@
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <unistd.h>
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#include <iostream>
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#include <signal.h>
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#include <stdlib.h>
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#include "ecs1030.h"
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int is_running = 0;
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upm::ECS1030 *sensor = NULL;
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void
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sig_handler(int signo)
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{
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printf("got signal\n");
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if (signo == SIGINT) {
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is_running = 1;
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}
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}
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//! [Interesting]
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int
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main(int argc, char **argv)
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{
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sensor = new upm::ECS1030(0);
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signal(SIGINT, sig_handler);
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while (!is_running) {
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std::cout << "I = " << sensor->getCurrency_A () << ", Power = " << sensor->getPower_A () << std::endl;
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std::cout << "I = " << sensor->getCurrency_B () << ", Power = " << sensor->getPower_B () << std::endl;
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}
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std::cout << "exiting application" << std::endl;
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delete sensor;
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return 0;
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}
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//! [Interesting]
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5
src/ecs1030/CMakeLists.txt
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5
src/ecs1030/CMakeLists.txt
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set (libname "ecs1030")
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set (libdescription "Non-invasive current sensor")
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set (module_src ${libname}.cxx)
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set (module_h ${libname}.h)
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upm_module_init()
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101
src/ecs1030/ecs1030.cxx
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101
src/ecs1030/ecs1030.cxx
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <iostream>
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#include <unistd.h>
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#include <stdlib.h>
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#include "ecs1030.h"
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using namespace upm;
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struct ECS1030Exception : public std::exception {
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std::string message;
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ECS1030Exception (std::string msg) : message (msg) { }
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~ECS1030Exception () throw () { }
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const char* what() const throw () { return message.c_str(); }
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};
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ECS1030::ECS1030 (uint8_t pinNumber) {
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m_dataPinCtx = mraa_aio_init(pinNumber);
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if (m_dataPinCtx == NULL) {
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throw ECS1030Exception ("GPIO failed to initilize");
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}
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m_calibration = 111.1;
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}
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ECS1030::~ECS1030 () {
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mraa_result_t error = MRAA_SUCCESS;
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error = mraa_aio_close (m_dataPinCtx);
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if (error != MRAA_SUCCESS) {
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}
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}
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double
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ECS1030::getCurrency_A () {
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int sensorValue = 0;
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float rLoad = 0;
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float volt = 0;
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float rms = 0;
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for (int i = 0; i < NUMBER_OF_SAMPLES; i++) {
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sensorValue = mraa_aio_read (m_dataPinCtx);
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volt = (VOLT_M * sensorValue) - 2.5;
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volt = volt * volt;
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rms = rms + volt;
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usleep (DELAY_MS);
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}
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rms = rms / (float)NUMBER_OF_SAMPLES;
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rms = sqrt(rms);
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return rms / R_LOAD;
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}
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double
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ECS1030::getCurrency_B () {
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double sumCurrency = 0;
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for (int i = 0; i < NUMBER_OF_SAMPLES; i++) {
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m_lastSample = m_sample;
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m_sample = mraa_aio_read (m_dataPinCtx);
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m_lastFilter = m_filteredSample;
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m_filteredSample = 0.996 * (m_lastFilter + m_sample - m_lastSample);
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sumCurrency += (m_filteredSample * m_filteredSample);
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}
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double ratio = m_calibration * ((SUPPLYVOLTAGE / 1000.0) / (ADC_RESOLUTION));
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return ( ratio * sqrt(sumCurrency / NUMBER_OF_SAMPLES) );
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}
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double
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ECS1030::getPower_A () {
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return 220.0 * getCurrency_A ();
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}
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double
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ECS1030::getPower_B () {
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return 220.0 * getCurrency_B ();
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}
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97
src/ecs1030/ecs1030.h
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97
src/ecs1030/ecs1030.h
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@ -0,0 +1,97 @@
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/*
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* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
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* Copyright (c) 2014 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <string>
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#include <math.h>
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#include <mraa/aio.h>
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#include <mraa/gpio.h>
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#define NUMBER_OF_SAMPLES 500
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#define ADC_RESOLUTION 1024
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#define SUPPLYVOLTAGE 5100
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#define CURRENT_RATIO 2000.0
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#define HIGH 1
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#define LOW 0
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#define TRUE HIGH
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#define FALSE LOW
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namespace upm {
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class ECS1030 {
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public:
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static const uint8_t DELAY_MS = 20000 / NUMBER_OF_SAMPLES; /* 1/50Hz is 20ms period */
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static const uint8_t VOLT_M = 5.1 / 1023;
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static const uint8_t R_LOAD = 2000.0 / CURRENT_RATIO;
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/**
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* Instanciates a ECS1030 (current sensor) object
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*
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* @param pinNumber number of the data pin
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*/
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ECS1030 (uint8_t pinNumber);
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/**
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* ECS1030 object destructor, basicaly it close the GPIO.
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*/
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~ECS1030 ();
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/**
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* Return currency data for the sampled period
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*/
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double getCurrency_A ();
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/**
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* Return power data for the sampled period
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*/
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double getPower_A ();
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/**
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* Return currency data for the sampled period
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*/
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double getCurrency_B ();
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/**
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* Return power data for the sampled period
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*/
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double getPower_B ();
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/**
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* Return name of the component
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*/
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std::string name() {
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return m_name;
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}
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private:
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std::string m_name;
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mraa_aio_context m_dataPinCtx;
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double m_calibration;
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int m_lastSample;
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double m_lastFilter;
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int m_sample;
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double m_filteredSample;
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};
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}
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8
src/ecs1030/jsupm_ecs1030.i
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8
src/ecs1030/jsupm_ecs1030.i
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%module jsupm_ecs1030
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%include "../upm.i"
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%{
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#include "ecs1030.h"
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%}
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%include "ecs1030.h"
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src/ecs1030/pyupm_ecs1030.i
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11
src/ecs1030/pyupm_ecs1030.i
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%module pyupm_ecs1030
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%include "../upm.i"
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%include "stdint.i"
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%feature("autodoc", "3");
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%include "ecs1030.h"
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%{
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#include "ecs1030.h"
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%}
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